package com.cf.subject.infra.basic.utils;

import com.alibaba.druid.filter.config.ConfigTools;

import java.security.NoSuchAlgorithmException;
import java.security.NoSuchProviderException;

/**
 * @Author: 乘风破浪
 * @Date: 2024/3/3 09:45
 * @Description:
 **/
public class DruidEncryptUtil {
    private static String privateKey;
    private static String publicKey;

    static {
        try {
            String[] keyPair = ConfigTools.genKeyPair(512);
            privateKey = keyPair[0];
            System.out.println("privateKey = " + privateKey);
            publicKey = keyPair[1];
            System.out.println("publicKey = " + publicKey);
        } catch (NoSuchAlgorithmException e) {
            throw new RuntimeException(e);
        } catch (NoSuchProviderException e) {
            throw new RuntimeException(e);
        }

    }

    public static String encrypt(String plainText) throws Exception {
        String encrypt = ConfigTools.encrypt(privateKey, plainText);
        System.out.println("encrypt = " + encrypt);
        return encrypt;
    }

    public static String decrypt(String encrypt) throws Exception {
        String decrypt = ConfigTools.decrypt(publicKey, encrypt);
        System.out.println("decrypt = " + decrypt);
        return decrypt;

    }

    public static void main(String[] args) throws Exception {
        String encrypt = encrypt("123456");
        System.out.println("encrypt = " + encrypt);
        System.out.println(" = ===========");
        String decrypt = decrypt(encrypt);
        System.out.println("decrypt = " + decrypt);
    }
}
